100mm URSA 35 Cavity Wall Insulation Batt - 3.69m2/Pack

100mm URSA Cavity Batt is a lightweight, semi-rigid glass mineral wool slab treated with a silicon-based water repellent, suitable for use in up to 25m high fully or partially filled masonry cavity walls. 3.69m2 total coverage in every pack, 0.61m2 for each product. Dimensions: 100mm thickness, 455mm width, 1350mm length. Brand: Ursa. Applications: Walls. Material: Glass Mineral Wool. Product type: Slab Facing Mineral Wool. Features: Non combustible, Thermal Fire Rating A1 (BS EN 13501-1), Thermal conductivity 0.035 W/mK.